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- /*
- VideoCore IV
- Control ID Codes
- */
- // we need these because we can't store words in odd addresses with pointer arithmetic, this will crash the device
- #define str16(buf,value) *(buf)=value&0xff; *(buf+1)=(value&0xff00)>>8;
- #define str32(buf,value) *(buf)=value&0xff; *(buf+1)=(value&0xff00)>>8; *(buf+2)=(value&0xffff00)>>16; *(buf+3)=(value&0xffffff00)>>24;
- #define vc4_halt_op 0x00
- #define vc4_nop_op 0x01
- #define vc4_reserved2_op 0x02 // MARKER
- #define vc4_reserved3_op 0x03 // RESET_MARKER_COUNT
- #define vc4_flush_op 0x04
- #define vc4_flush_all_state_op 0x05
- #define vc4_start_tile_binning_op 0x06
- #define vc4_increment_semaphore_op 0x07
- #define vc4_wait_on_semaphore_op 0x08
- #define vc4_repeat_start_marker_op 0x19
- #define vc4_repeat_from_start_marker_op 0x20
- #define vc4_branch_op 0x10 // followed by address
- #define vc4_branch_to_sublist_op 0x11 // followed by address
- int vc4_nop(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_nop_op;
- return 1;
- }
- int vc4_reserved2(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_reserved2_op;
- return 1;
- }
- int vc4_flush(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_flush_op;
- return 1;
- }
- int vc4_flush_all_state(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_flush_all_state_op;
- return 1;
- }
- int vc4_start_tile_binning(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_start_tile_binning_op;
- return 1;
- }
- int vc4_increment_semaphore(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_increment_semaphore_op;
- return 1;
- }
- int vc4_wait_on_semaphore(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_wait_on_semaphore_op;
- return 1;
- }
- int vc4_branch(uint8_t* buf, uint32_t addr){
- *((uint8_t*) (buf+0)) = vc4_branch_op;
- str32(buf+1,addr);
- return 5;
- }
- int vc4_branch_to_sublist(uint8_t* buf, uint32_t addr){
- *((uint8_t*) (buf+0)) = vc4_branch_to_sublist_op;
- str32(buf+1,addr);
- return 5;
- }
- #define vc4_return_from_sublist_op 0x12
- #define vc4_store_multi_sample_op 0x18
- #define vc4_store_multi_sample_end_op 0x19
- int vc4_store_multi_sample(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_store_multi_sample_op;
- return 1;
- }
- int vc4_store_multi_sample_end(uint8_t* buf){
- *((uint8_t*) (buf+0)) = vc4_store_multi_sample_end_op;
- return 1;
- }
- #define vc4_disable_color_buffer_write 0x01
- #define vc4_disable_z_stencil_buffer_write 0x02
- #define vc4_disable_clear_on_write 0x04
- #define vc4_last_tile_of_frame 0x08
- #define vc4_memory_base_address 0xfffffff0
- #define vc4_store_full_resolution 0x1a // followed by address + data control id data record word: memory address of tile (in multiples of 16 bytes) (bit 4..31), data record (bit 0..3)
- #define vc4_disable_color_buffer_read 0x01
- #define vc4_disable_z_stencil_buffer_read 0x02
- //#define Memory_Base_Address 0xFFFFFFF0
- #define vc4_re_load_full_resolution 0x1b // followed by address +data control id data record word: memory address of tile (in multiples of 16 bytes) (bit 4..31), data record (bit 0..3)
- // store_tile_buffer_general: store tile buffer general control id code data record description
- #define vc4_store_none 0x0000 // store_tile_buffer_general: buffer to store = none
- #define vc4_store_color 0x0001 // store_tile_buffer_general: buffer to store = color
- #define vc4_store_z_stencil 0x0002 // store_tile_buffer_general: buffer to store = z/stencil
- #define vc4_store_z_only 0x0003 // store_tile_buffer_general: buffer to store = z-only
- #define vc4_store_vg_mask 0x0004 // store_tile_buffer_general: buffer to store = vg-mask
- #define vc4_store_full_dump 0x0005 // store_tile_buffer_general: buffer to store = full dump
- #define vc4_format_raster 0x0000 // store_tile_buffer_general: format = raster format
- #define vc4_format_t 0x0010 // store_tile_buffer_general: format = t-format
- #define vc4_format_lt 0x0020 // store_tile_buffer_general: format = lt-format
- #define vc4_mode_sample 0x0000 // store_tile_buffer_general: mode = sample
- #define vc4_mode_decimate_4x 0x0040 // store_tile_buffer_general: mode = decimate 4x
- #define vc4_mode_decimate_16x 0x0080 // store_tile_buffer_general: mode = decimate 16x
- #define vc4_color_format_rgba8888 0x0000 // store_tile_buffer_general: pixel color format = rgba8888
- #define vc4_color_format_bgr565_dithered 0x0100 // store_tile_buffer_general: pixel color format = bgr565 dithered
- #define vc4_color_format_bgr565_no_dither 0x0200 // store_tile_buffer_general: pixel color format = bgr565 no dither
- #define vc4_disable_double_buffer_swap 0x1000 // store_tile_buffer_general: disable double-buffer swap in double buffer mode
- #define vc4_disable_color_buffer_clear 0x2000 // store_tile_buffer_general: disable color buffer clear on store/dump
- #define vc4_disable_z_stencil_buffer_clear 0x4000 // store_tile_buffer_general: disable z/stencil buffer clear on store/dump
- #define vc4_disable_vg_mask_buffer_clear 0x8000 // store_tile_buffer_general: disable vg-mask buffer clear on store/dump
- #define vc4_disable_color_buffer_dump 0x00000001 // store_tile_buffer_general: disable color buffer dump
- #define vc4_disable_z_stencil_buffer_dump 0x00000002 // store_tile_buffer_general: disable z/stencil buffer dump
- #define vc4_disable_vg_mask_buffer_dump 0x00000004 // store_tile_buffer_general: disable vg-mask buffer dump
- //#define last_tile_of_frame 0x00000008 // store_tile_buffer_general: last tile of frame
- //#define memory_base_address 0xfffffff0 // store_tile_buffer_general: memory base address of frame/tile dump buffer (in multiples of 16 bytes)
- /*
- #define Store_Tile_Buffer_General data16, data32, address { // Control ID Code: Store Tile Buffer General (R)
- db $1C // Control ID Code Byte: ID Code #28
- dh data16 // Control ID Data Record Short: (Bit 0..15)
- dw address + data32 // Control ID Data Record Word: Memory Base Address Of Frame/Tile Dump Buffer (In Multiples Of 16 Bytes) (Bit 20..47), Data Record (Bit 16..19)
- }
- */
- int vc4_store_tile_buffer_general(uint8_t* buf, uint16_t data16, uint32_t data32, uint32_t address){
- *((uint8_t*) (buf+0)) = 0x1c;
- str16(buf+1,data16);
- str32(buf+3,address+data32); // FIXME mask + or?
- return 7;
- }
- // Load_Tile_Buffer_General: Load Tile Buffer General Control ID Code Data Record Description
- #define vc4_load_none 0x0000 // load_tile_buffer_general: buffer to load = none
- #define vc4_load_color 0x0001 // load_tile_buffer_general: buffer to load = color
- #define vc4_load_z_stencil 0x0002 // load_tile_buffer_general: buffer to load = z/stencil
- #define vc4_load_na 0x0003 // load_tile_buffer_general: buffer to load = n/a
- #define vc4_load_vg_mask 0x0004 // load_tile_buffer_general: buffer to load = vg-mask
- #define vc4_load_full_reload 0x0005 // load_tile_buffer_general: buffer to load = full reload
- //#define color_format_rgba8888 0x0000 // load_tile_buffer_general: pixel color format = rgba8888
- //#define color_format_bgr565_dithered 0x0100 // load_tile_buffer_general: pixel color format = bgr565 dithered
- //#define color_format_bgr565_no_dither 0x0200 // load_tile_buffer_general: pixel color format = bgr565 no dither
- #define vc4_disable_color_buffer_load 0x00000001 // load_tile_buffer_general: disable color buffer load
- #define vc4_disable_z_stencil_buffer_load 0x00000002 // load_tile_buffer_general: disable z/stencil buffer load
- #define vc4_disable_vg_mask_buffer_load 0x00000004 // load_tile_buffer_general: disable VG-Mask Buffer Load
- //#define Memory_Base_Address 0xFFFFFFF0 // Load_Tile_Buffer_General: Memory Base Address Of Frame/Tile Dump Buffer (In multiples of 16 bytes)
- /*#define Load_Tile_Buffer_General data16, data32, address { // Control ID Code: Load Tile Buffer General (R)
- db $1D // Control ID Code Byte: ID Code #29
- dh data16 // Control ID Data Record Short: (Bit 0..15)
- dw address + data32 // Control ID Data Record Word: Memory Base Address Of Frame/Tile Dump Buffer (In Multiples Of 16 Bytes) (Bit 20..47), Data Record (Bit 16..19)
- }
- */
- int vc4_load_tile_buffer_general(uint8_t* buf, uint16_t data16, uint32_t data32, uint32_t address){
- *((uint8_t*) (buf+0)) = 0x1d;
- str16(buf+1,data16);
- str32(buf+3,address+data32); // FIXME mask + or?
- return 7;
- }
- /*// Indexed_Primitive_List: Indexed Primitive List (OpenGL) Control ID Code Data Record Description
- #define Mode_Points 0x00 // Indexed_Primitive_List: Primitive Mode = Points
- #define Mode_Lines 0x01 // Indexed_Primitive_List: Primitive Mode = Lines
- #define Mode_Line_Loop 0x02 // Indexed_Primitive_List: Primitive Mode = Line Loop
- #define Mode_Line_Strip 0x03 // Indexed_Primitive_List: Primitive Mode = Line Strip
- #define Mode_Triangles 0x04 // Indexed_Primitive_List: Primitive Mode = Triangles
- #define Mode_Triangle_Strip 0x05 // Indexed_Primitive_List: Primitive Mode = Triangle Strip
- #define Mode_Triangle_Fan 0x06 // Indexed_Primitive_List: Primitive Mode = Triangle Fan
- #define Index_Type_8 0x00 // Indexed_Primitive_List: Index Type = 8-Bit
- #define Index_Type_16 0x10 // Indexed_Primitive_List: Index Type = 16-Bit
- #define Indices_Length 0xFFFFFFFF // Indexed_Primitive_List: Length (Number Of Indices)
- #define Indices_List_Address 0xFFFFFFFF // Indexed_Primitive_List: Address Of Indices List
- #define Maximum_Index 0xFFFFFFFF // Indexed_Primitive_List: Maximum Index (Primitives Using A Greater Index Will Cause Error)
- */
- /*macro Indexed_Primitive_List data, length, address, maxindex { // Control ID Code: Indexed Primitive List (OpenGL)
- db $20 // Control ID Code Byte: ID Code #32
- db data // Control ID Data Record Byte: (Bit 0..7)
- dw length // Control ID Data Record Word: Length (Number Of Indices) (Bit 8..39)
- dw address // Control ID Data Record Word: Address Of Indices List (Bit 40..71)
- dw maxindex // Control ID Data Record Word: Maximum Index (Bit 72..103)
- }*/
- // Vertex_Array_Primitives: Vertex Array Primitives (OpenGL) Control ID Code Data Record Description
- #define Mode_Points 0x00 // Vertex_Array_Primitives: Primitives Mode = Points
- #define Mode_Lines 0x01 // Vertex_Array_Primitives: Primitives Mode = Lines
- #define Mode_Line_Loop 0x02 // Vertex_Array_Primitives: Primitives Mode = Line Loop
- #define Mode_Line_Strip 0x03 // Vertex_Array_Primitives: Primitives Mode = Line Strip
- #define vc4_mode_triangles 0x04 // Vertex_Array_Primitives: Primitives Mode = Triangles
- #define Mode_Triangle_Strip 0x05 // Vertex_Array_Primitives: Primitives Mode = Triangle Strip
- #define Mode_Triangle_Fan 0x06 // Vertex_Array_Primitives: Primitives Mode = Triangle Fan
- #define Vertices_Length 0xFFFFFFFF // Vertex_Array_Primitives: Length (Number Of Vertices)
- #define First_Vertex_Index 0xFFFFFFFF // Vertex_Array_Primitives: Index Of First Vertex
- /*macro Vertex_Array_Primitives data, length, index { // Control ID Code: Vertex Array Primitives (OpenGL)
- db $21 // Control ID Code Byte: ID Code #33
- db data // Control ID Data Record Byte: (Bit 0..7)
- dw length // Control ID Data Record Word: Length (Number Of Vertices) (Bit 8..39)
- dw index // Control ID Data Record Word: Index Of First Vertex (Bit 40..71)
- }*/
- int vc4_vertex_array_primitives(uint8_t* buf, uint8_t data, uint32_t len, uint32_t index){
- *((uint8_t*) (buf+0)) = 0x21;
- *((uint8_t*) (buf+1)) = data;
- str32(buf+2,len);
- str32(buf+6,index);
- return 10;
- }
- // VG_Coordinate_Array_Primitives: VG Coordinate Array Primitives (Only For Use In VG Shader Mode) Control ID Code Data Record Description
- #define Primitives_Type_RHT 0x01 // VG_Coordinate_Array_Primitives: Primitives Type = RHT
- #define Primitives_Type_RHT_Strip 0x03 // VG_Coordinate_Array_Primitives: Primitives Type = RHT Strip
- #define vc4_primitives_type_triangles 0x04 // VG_Coordinate_Array_Primitives: Primitives Type = Triangles
- #define Primitives_Type_Triangle_Strip 0x05 // VG_Coordinate_Array_Primitives: Primitives Type = Triangle Strip
- #define Primitives_Type_Triangle_Fan 0x06 // VG_Coordinate_Array_Primitives: Primitives Type = Triangle Fan
- #define Triangle_Fan_Continuation_List 0xF0 // VG_Coordinate_Array_Primitives: Continuation List (For Triangle Fans Only)
- #define Primitives_Length 0xFFFFFFFF // VG_Coordinate_Array_Primitives: Length (Number Of Primitives)
- #define Coordinate_Array_Address 0xFFFFFFFF // VG_Coordinate_Array_Primitives: Address Of Coordinate Array (32-Bit X,Y Screen Coordinates)
- /*macro VG_Coordinate_Array_Primitives data, length, address { // Control ID Code: VG Coordinate Array Primitives (Only For Use In VG Shader Mode)
- db $29 // Control ID Code Byte: ID Code #41
- db data // Control ID Data Record Byte: (Bit 0..7)
- dw length // Control ID Data Record Word: Length (Number Of Primitives) (Bit 8..39)
- dw address // Control ID Data Record Word: Address Of Coordinate Array (Bit 40..71)
- }*/
- int vc4_coordinate_array_primitives(uint8_t* buf, uint8_t data, uint32_t len, uint32_t addr){
- *((uint8_t*) (buf+0)) = 0x29;
- *((uint8_t*) (buf+1)) = data;
- str32(buf+2,len);
- str32(buf+6,addr);
- return 10;
- }
- // VG_Inline_Primitives: VG Inline Primitives (Only For Use In VG Shader Mode) Control ID Code Data Record Description
- #define Primitives_Type_RHT 0x01 // VG_Inline_Primitives: Primitives Type = RHT
- #define Primitives_Type_RHT_Strip 0x03 // VG_Inline_Primitives: Primitives Type = RHT Strip
- #define Primitives_Type_Triangles 0x04 // VG_Inline_Primitives: Primitives Type = Triangles
- #define Primitives_Type_Triangle_Strip 0x05 // VG_Inline_Primitives: Primitives Type = Triangle Strip
- #define Primitives_Type_Triangle_Fan 0x06 // VG_Inline_Primitives: Primitives Type = Triangle Fan
- #define Triangle_Fan_Continuation_List 0xF0 // VG_Inline_Primitives: Continuation List (For Triangle Fans Only)
- #define Escape_Terminated_Coordinate_List 0xFFFFFFFF // VG_Inline_Primitives: Escape Terminated Uncompressed 32-Bit X,Y Coordinate List
- /*macro VG_Inline_Primitives data { // Control ID Code: VG Inline Primitives (Only For Use In VG Shader Mode)
- db $2A // Control ID Code Byte: ID Code #42
- db data // Control ID Data Record Byte: (Bit 0..7)
- // Control ID Data Record Words: Escape Terminated Uncompressed 32-Bit X,Y Coordinate List (Bit 8..X)
- }
- */
- // Primitive_List_Format: Primitive List Format Control ID Code Data Record Description
- #define vc4_primitive_type_points 0x00 // primitive list format: primitive type = points
- #define vc4_primitive_type_lines 0x01 // primitive list format: primitive type = lines
- #define vc4_primitive_type_triangles 0x02 // primitive list format: primitive type = triangles
- #define vc4_primitive_type_rht 0x03 // primitive list format: primitive type = rht
- #define vc4_data_type_index_16 0x10 // primitive list format: data type = 16-bit index
- #define vc4_data_type_xy_32 0x30 // primitive list format: data type = 32-bit x/y
- /*macro Primitive_List_Format data { // Control ID Code: Primitive List Format (R)
- db $38 // Control ID Code Byte: ID Code #56
- db data // Control ID Data Record Byte: (Bit 0..7)
- }
- */
- // GL_Shader_State: GL Shader State Control ID Code Data Record Description
- #define Attribute_Arrays_0 0x00000000 // GL_Shader_State: Number Of Attribute Arrays = 0 (0 => All 8 Arrays) (Ignored For Extended Shader Record)
- #define Attribute_Arrays_1 0x00000001 // GL_Shader_State: Number Of Attribute Arrays = 1 (Ignored For Extended Shader Record)
- #define Attribute_Arrays_2 0x00000002 // GL_Shader_State: Number Of Attribute Arrays = 2 (Ignored For Extended Shader Record)
- #define Attribute_Arrays_3 0x00000003 // GL_Shader_State: Number Of Attribute Arrays = 3 (Ignored For Extended Shader Record)
- #define Attribute_Arrays_4 0x00000004 // GL_Shader_State: Number Of Attribute Arrays = 4 (Ignored For Extended Shader Record)
- #define Attribute_Arrays_5 0x00000005 // GL_Shader_State: Number Of Attribute Arrays = 5 (Ignored For Extended Shader Record)
- #define Attribute_Arrays_6 0x00000006 // GL_Shader_State: Number Of Attribute Arrays = 6 (Ignored For Extended Shader Record)
- #define Attribute_Arrays_7 0x00000007 // GL_Shader_State: Number Of Attribute Arrays = 7 (Ignored For Extended Shader Record)
- #define Extended_Shader_Record 0x00000008 // GL_Shader_State: Extended Shader Record (With 26-Bit Attribute Memory Stride)
- #define Memory_Base_Address 0xFFFFFFF0 // GL_Shader_State: Memory Base Address Of Shader Record (In Multiples Of 16 Bytes)
- /*macro GL_Shader_State data, address { // Control ID Code: GL Shader State
- db $40 // Control ID Code Byte: ID Code #64
- dw address + data // Control ID Data Record Word: Memory Address Of Shader Record (In Multiples Of 16 Bytes) (Bit 4..31), Data Record (Bit 0..3)
- }*/
- // NV_Shader_State: NV Shader State (No Vertex Shading) Control ID Code Data Record Description
- /*macro NV_Shader_State address { // Control ID Code: NV Shader State (No Vertex Shading)
- db $41 // Control ID Code Byte: ID Code #65
- dw address // Control ID Data Record Word: Memory Address Of Shader Record (16-Byte Aligned) (Bit 0..31)
- }*/
- // VG_Shader_State: VG Shader State Control ID Code Data Record Description
- /*macro VG_Shader_State address { // Control ID Code: VG Shader State
- db $42 // Control ID Code Byte: ID Code #66
- dw address // Control ID Data Record Word: Memory Address Of Shader Record (16-Byte Aligned) (Bit 0..31)
- }*/
- int vc4_nv_shader_state(uint8_t* buf, uint32_t addr) {
- *((uint8_t*) (buf+0)) = 0x41;
- str32(buf+1,addr);
- return 5;
- }
- int vc4_vg_shader_state(uint8_t* buf, uint32_t addr) {
- *((uint8_t*) (buf+0)) = 0x42;
- str32(buf+1,addr);
- return 5;
- }
- // VG_Inline_Shader_Record: VG Inline Shader Record Control ID Code Data Record Description
- #define Dual_Threaded_Fragment_Shader 0x00000000 // VG_Inline_Shader_Record: Dual Threaded Fragment Shader
- #define Single_Threaded_Fragment_Shader 0x00000001 // VG_Inline_Shader_Record: Single Threaded Fragment Shader
- #define Fragment_Shader_Code_Address 0xFFFFFFF8 // VG_Inline_Shader_Record: Fragment Shader Code Address (8-Byte Multiple)
- #define Fragment_Shader_Uniforms_Address 0xFFFFFFFF // VG_Inline_Shader_Record: Fragment Shader Uniforms Address (4-Byte Aligned)
- /*macro VG_Inline_Shader_Record data, addressc, addressu { // Control ID Code: VG Inline Shader Record
- db $43 // Control ID Code Byte: ID Code #67
- dw addressc + data // Control ID Data Record Word: Fragment Shader Code Address (8-Byte Multiple) (Bit 3..31), Data Record (Bit 0..2)
- dw addressu // Control ID Data Record Word: Fragment Shader Uniforms Address (4-Byte Aligned) (Bit 32..63)
- }
- */
- // Configuration data -------------------------------------
- // Configuration_bits: configuration bits control id code data record description
- #define vc4_enable_forward_facing_primitive 0x01 // configuration_bits: enable forward facing primitive
- #define vc4_enable_reverse_facing_primitive 0x02 // configuration_bits: enable reverse facing primitive
- #define vc4_clockwise_primitives 0x04 // configuration_bits: clockwise primitives
- #define vc4_enable_depth_offset 0x08 // configuration_bits: enable depth offset
- #define vc4_antialiased_points_lines 0x10 // configuration_bits: antialiased points & lines (not actually supported)
- #define vc4_coverage_read_type_level_4_8 0x00 // configuration_bits: coverage read type = 4*8-bit level
- #define vc4_coverage_read_type_mask_16 0x20 // configuration_bits: coverage read type = 16-bit mask
- #define vc4_rasteriser_oversample_mode_none 0x00 // configuration_bits: rasteriser oversample mode = none
- #define vc4_rasteriser_oversample_mode_4x 0x40 // configuration_bits: rasteriser oversample mode = 4x
- #define vc4_rasteriser_oversample_mode_16x 0x80 // configuration_bits: rasteriser oversample mode = 16x
- #define vc4_coverage_pipe_select 0x0001 // configuration_bits: coverage pipe select
- #define vc4_coverage_update_mode_non_zero 0x0000 // configuration_bits: coverage update mode = non zero
- #define vc4_coverage_update_mode_odd 0x0002 // configuration_bits: coverage update mode = odd
- #define vc4_coverage_update_mode_or 0x0004 // configuration_bits: coverage update mode = or
- #define vc4_coverage_update_mode_zero 0x0006 // configuration_bits: coverage update mode = zero
- #define vc4_coverage_read_mode_clear_on_read 0x0000 // configuration_bits: coverage read mode = clear on read
- #define vc4_coverage_read_mode_leave_on_read 0x0008 // configuration_bits: coverage read mode = leave on read
- #define vc4_depth_test_function_never 0x0000 // configuration_bits: depth-test function = never
- #define vc4_depth_test_function_lt 0x0010 // configuration_bits: depth-test function = less than (lt)
- #define vc4_depth_test_function_eq 0x0020 // configuration_bits: depth-test function = equal (eq)
- #define vc4_depth_test_function_le 0x0030 // configuration_bits: depth-test function = less equal (le)
- #define vc4_depth_test_function_gt 0x0040 // configuration_bits: depth-test function = greater than (gt)
- #define vc4_depth_test_function_ne 0x0050 // configuration_bits: depth-test function = not equal (ne)
- #define vc4_depth_test_function_ge 0x0060 // configuration_bits: depth-test function = greater equal (ge)
- #define vc4_depth_test_function_always 0x0070 // configuration_bits: depth-test function = always
- #define vc4_z_updates_enable 0x0080 // configuration_bits: z updates enable
- #define vc4_early_z_enable 0x0100 // configuration_bits: early z enable
- #define vc4_early_z_updates_enable 0x0200 // configuration_bits: early z updates enable
- /*macro Configuration_Bits data8, data16 { // Control ID Code: Configuration Bits
- db $60 // Control ID Code Byte: ID Code #96
- db data8 // Control ID Data Record Byte: (Bit 0..7)
- dh data16 // Control ID Data Record Short: (Bit 8..23)
- }*/
- int vc4_configuration_bits(uint8_t* buf, uint8_t data8, uint16_t data16) {
- *((uint8_t*) (buf+0)) = 0x60;
- *((uint8_t*) (buf+1)) = data8;
- *((uint16_t*)(buf+2)) = data16;
- return 4;
- }
- // Flat_Shade_Flags: Flat Shade Flags Control ID Code Data Record Description
- #define Flat_Shade_Flags 0xFFFFFFFF // Flat_Shade_Flags: Flat-Shading Flags (32 X 1-Bit)
- /*macro Flat_Shade_Flags flags { // Control ID Code: Flat Shade Flags
- db $61 // Control ID Code Byte: ID Code #97
- dw flags // Control ID Data Record Word: Flat-Shading Flags (32 x 1-Bit) (Bit 0..31)
- }*/
- // Point_Size: Points Size Control ID Code Data Record Description
- #define Points_Size 0xFFFFFFFF // Points_Size: Point Size (FLOAT32)
- /*macro Point_Size size { // Control ID Code: Points Size
- db $62 // Control ID Code Byte: ID Code #98
- dw size // Control ID Data Record Word: Point Size (FLOAT32) (Bit 0..31)
- }*/
- // Line_Width: Line Width Control ID Code Data Record Description
- #define Line_Width 0xFFFFFFFF // Line_Width: Line Width (FLOAT32)
- /*macro Line_Width width { // Control ID Code: Line Width
- db $63 // Control ID Code Byte: ID Code #99
- dw width // Control ID Data Record Word: Line Width (FLOAT32) (Bit 0..31)
- }*/
- // RHT_X_Boundary: RHT X Boundary Control ID Code Data Record Description
- #define RHT_Primitive_X_Boundary 0xFFFF // RHT_X_Boundary: RHT Primitive X Boundary (SINT16)
- /*macro RHT_X_Boundary boundary { // Control ID Code: RHT X Boundary
- db $64 // Control ID Code Byte: ID Code #100
- dh boundary // Control ID Data Record Short: RHT Primitive X Boundary (SINT16) (Bit 0..15)
- }*/
- // Depth_Offset: Depth Offset Control ID Code Data Record Description
- #define Depth_Offset_Factor 0xFFFF // Depth_Offset: Depth Offset Factor (FLOAT1-8-7)
- #define Depth_Offset_Units 0xFFFF // Depth_Offset: Depth Offset Units (FLOAT1-8-7)
- /*macro Depth_Offset factor, units { // Control ID Code: Depth Offset
- db $65 // Control ID Code Byte: ID Code #101
- dh factor // Control ID Data Record Short: Depth Offset Factor (FLOAT1-8-7) (Bit 0..15)
- dh units // Control ID Data Record Short: Depth Offset Units (FLOAT1-8-7) (Bit 16..31)
- }*/
- /*macro Clip_Window left, bottom, width, height { // Control ID Code: Clip Window
- db $66 // Control ID Code Byte: ID Code #102
- dh left // Control ID Data Record Short: Clip Window Left Pixel Coordinate (UINT16) (Bit 0..15)
- dh bottom // Control ID Data Record Short: Clip Window Bottom Pixel Coordinate (UINT16) (Bit 16..31)
- dh width // Control ID Data Record Short: Clip Window Width In Pixels (UINT16) (Bit 32..47)
- dh height // Control ID Data Record Short: Clip Window Height In Pixels (UINT16) (Bit 48..63)
- }*/
- int vc4_clip_window(uint8_t* buf, uint16_t left, uint16_t bottom, uint16_t w, uint16_t h) {
- *((uint8_t*) (buf+0)) = 0x66;
- str16(buf+1,left);
- str16(buf+3,bottom);
- str16(buf+5,w);
- str16(buf+7,h);
- return 9;
- }
- /*macro Viewport_Offset x, y { // Control ID Code: Viewport Offset
- db $67 // Control ID Code Byte: ID Code #103
- dh x // Control ID Data Record Short: Viewport Centre X-Coordinate (SINT16) (Bit 0..15)
- dh y // Control ID Data Record Short: Viewport Centre Y-Coordinate (SINT16) (Bit 16..31)
- }*/
- int vc4_viewport_offset(uint8_t* buf, uint16_t x, uint16_t y) {
- *((uint8_t*) (buf+0)) = 0x67;
- str16(buf+1,x);
- str16(buf+3,y);
- return 5;
- }
- // Z_Min_Max_Clipping_Planes: Z Min & Max Clipping Planes Control ID Code Data Record Description
- #define Minimum_ZW 0xFFFFFFFF // Z_Min_Max_Clipping_Planes: Minimum ZW (FLOAT32)
- #define Maximum_ZW 0xFFFFFFFF // Z_Min_Max_Clipping_Planes: Maximum ZW (FLOAT32)
- /*macro Z_Min_Max_Clipping_Planes min, max { // Control ID Code: Z Min & Max Clipping Planes
- db $68 // Control ID Code Byte: ID Code #104
- dw min // Control ID Data Record Word: Minimum ZW (FLOAT32) (Bit 0..31)
- dw max // Control ID Data Record Word: Maximum ZW (FLOAT32) (Bit 32..63)
- }*/
- // Clipper_XY_Scaling: Clipper XY Scaling Control ID Code Data Record Description
- #define Viewport_Half_Width 0xFFFFFFFF // Clipper_XY_Scaling: Viewport Half-Width In 1/16th Of Pixel (FLOAT32)
- #define Viewport_Half_Height 0xFFFFFFFF // Clipper_XY_Scaling: Viewport Half-Height In 1/16th Of pixel (FLOAT32)
- /*macro Clipper_XY_Scaling width, height { // Control ID Code: Clipper XY Scaling (B)
- db $69 // Control ID Code Byte: ID Code #105
- dw width // Control ID Data Record Word: Viewport Half-Width In 1/16th Of Pixel (FLOAT32) (Bit 0..31)
- dw height // Control ID Data Record Word: Viewport Half-Height In 1/16th Of pixel (FLOAT32) (Bit 32..63)
- }*/
- // Clipper_Z_Scale_Offset: Clipper Z Scale & Offset Control ID Code Data Record Description
- #define Viewport_Z_Scale 0xFFFFFFFF // Clipper_Z_Scale_Offset: Viewport Z Scale (ZC To ZS) (FLOAT32)
- #define Viewport_Z_Offset 0xFFFFFFFF // Clipper_Z_Scale_Offset: Viewport Z Offset (ZC To ZS) (FLOAT32)
- /*macro Clipper_Z_Scale_Offset scale, offset { // Control ID Code: Clipper Z Scale & Offset (B)
- db $6A // Control ID Code Byte: ID Code #106
- dw scale // Control ID Data Record Word: Viewport Z Scale (ZC To ZS) (FLOAT32) (Bit 0..31)
- dw offset // Control ID Data Record Word: Viewport Z Offset (ZC To ZS) (FLOAT32) (Bit 32..63)
- }*/
- // Tile_Binning_Mode_Configuration: Tile Binning Mode Configuration Control ID Code Data Record Description
- //#define Multisample_Mode_4X 0x01 // Tile_Binning_Mode_Configuration: Multisample Mode (4X)
- //#define Buffer_Color_Depth_64 0x02 // Tile_Binning_Mode_Configuration: Tile Buffer 64-Bit Color Depth
- #define vc4_auto_initialise_tile_state_data_array 0x04 // tile_binning_mode_configuration: auto-initialise tile state data array
- #define vc4_tile_allocation_initial_block_size_32 0x00 // tile_binning_mode_configuration: tile allocation initial block size = 32 bytes
- #define vc4_tile_allocation_initial_block_size_64 0x08 // tile_binning_mode_configuration: tile allocation initial block size = 64 bytes
- #define vc4_tile_allocation_initial_block_size_128 0x10 // tile_binning_mode_configuration: tile allocation initial block size = 128 bytes
- #define vc4_tile_allocation_initial_block_size_256 0x18 // tile_binning_mode_configuration: tile allocation initial block size = 256 bytes
- #define vc4_tile_allocation_block_size_32 0x00 // tile_binning_mode_configuration: tile allocation block size = 32 bytes
- #define vc4_tile_allocation_block_size_64 0x20 // tile_binning_mode_configuration: tile allocation block size = 64 bytes
- #define vc4_tile_allocation_block_size_128 0x40 // tile_binning_mode_configuration: tile allocation block size = 128 bytes
- #define vc4_tile_allocation_block_size_256 0x60 // tile_binning_mode_configuration: Tile Allocation Block Size = 256 Bytes
- //#define Double_Buffer_In_Non_MS_Mode 0x80 // Tile_Binning_Mode_Configuration: Double-Buffer In Non-MS Mode
- /*macro Tile_Binning_Mode_Configuration address, size, baseaddress, width, height, data { // Control ID Code: Tile Binning Mode Configuration (B)
- db $70 // Control ID Code Byte: ID Code #112
- dw address // Control ID Data Record Word: Tile Allocation Memory Address (Bit 0..31)
- dw size // Control ID Data Record Word: Tile Allocation Memory Size (Bytes) (Bit 32..63)
- dw baseaddress // Control ID Data Record Word: Tile State Data Array Base Address (16-Byte Aligned, Size Of 48 Bytes * Num Tiles) (Bit 64..95)
- db width // Control ID Data Record Byte: Width (In Tiles) (Bit 96..103)
- db height // Control ID Data Record Byte: Height (In Tiles) (Bit 104..111)
- db data // Control ID Data Record Byte: Data Record (Bit 112..119)
- }*/
- int vc4_tile_binning_mode_conf(uint8_t* buf, uint32_t addr, uint32_t size, uint32_t baseaddr, uint8_t w, uint8_t h, uint8_t data) {
- *((uint8_t*) (buf+0)) = 0x70;
- str32(buf+1,addr);
- str32(buf+5,size);
- str32(buf+9,baseaddr);
- *((uint8_t*) (buf+13)) = w;
- *((uint8_t*) (buf+14)) = h;
- *((uint8_t*) (buf+15)) = data;
- return 16;
- }
- // Tile_Rendering_Mode_Configuration: Tile Rendering Mode Configuration Control ID Code Data Record Description
- #define vc4_tile_rendering_memory_address 0xffffffff // tile_rendering_mode_configuration: memory address
- #define vc4_tile_rendering_width 0xffff // tile_rendering_mode_configuration: width (pixels) (uint16)
- #define vc4_tile_rendering_height 0xffff // tile_rendering_mode_configuration: height (pixels) (uint16)
- #define vc4_multisample_mode_4x 0x0001 // tile_rendering_mode_configuration: multisample mode (4x)
- #define vc4_buffer_color_depth_64 0x0002 // tile_rendering_mode_configuration: tile buffer 64-bit color depth (hdr mode)
- #define vc4_frame_buffer_color_format_bgr565_dithered 0x0000 // tile_rendering_mode_configuration: non-hdr frame buffer color format = bgr565 dithered
- #define vc4_frame_buffer_color_format_rgba8888 0x0004 // tile_rendering_mode_configuration: non-hdr frame buffer color format = rgba8888
- #define frame_buffer_color_format_bgr565_no_dither 0x0008 // tile_rendering_mode_configuration: non-hdr frame buffer color format = bgr565 no dither
- #define vc4_decimate_mode_1x 0x0000 // tile_rendering_mode_configuration: decimate mode = 1x
- #define vc4_decimate_mode_4x 0x0010 // tile_rendering_mode_configuration: decimate mode = 4x
- #define vc4_decimate_mode_16x 0x0020 // tile_rendering_mode_configuration: decimate mode = 16x
- #define vc4_memory_format_linear 0x0000 // tile_rendering_mode_configuration: memory format = linear
- #define vc4_memory_format_t_format 0x0040 // tile_rendering_mode_configuration: memory format = t-format
- #define vc4_memory_format_lt_format 0x0080 // tile_rendering_mode_configuration: memory format = lt-format
- #define vc4_enable_vg_mask_buffer 0x0100 // tile_rendering_mode_configuration: enable vg mask buffer
- #define vc4_select_coverage_mode 0x0200 // tile_rendering_mode_configuration: select coverage mode
- #define vc4_early_z_update_direction_lt_le 0x0000 // tile_rendering_mode_configuration: early-z update direction = lt/le
- #define vc4_early_z_update_direction_gt_ge 0x0400 // tile_rendering_mode_configuration: early-z update direction = gt/ge
- #define vc4_early_z_early_cov_disable 0x0800 // tile_rendering_mode_configuration: early-z/early-cov disable
- #define vc4_double_buffer_in_non_ms_mode 0x1000 // tile_rendering_mode_configuration: double-buffer in non-ms mode
- /*macro Tile_Rendering_Mode_Configuration address, width, height, data { // Control ID Code: Tile Rendering Mode Configuration (R)
- db $71 // Control ID Code Byte: ID Code #113
- dw address // Control ID Data Record Word: Memory Address (Bit 0..31)
- dh width // Control ID Data Record Short: Width (Pixels) (UINT16) (Bit 32..47)
- dh height // Control ID Data Record Short: Height (Pixels) (UINT16) (Bit 48..63)
- dh data // Control ID Data Record Short: Data Record (Bit 64..79)
- }*/
- int vc4_tile_rendering_mode_conf(uint8_t* buf, uint32_t addr, uint16_t w, uint16_t h, uint16_t data) {
- *((uint8_t*) (buf+0)) = 0x71;
- str32(buf+1,addr);
- str16(buf+5,w);
- str16(buf+7,h);
- str16(buf+9,data);
- return 11;
- }
- // Clear_Colors: Clear Colors Control ID Code Data Record Description
- #define Clear_Color 0xFFFFFFFFFFFFFFFF // Clear_Colors: Clear Color (2X RGBA8888 Or RGBA16161616)
- #define Clear_ZS 0x00FFFFFF // Clear_Colors: Clear ZS (UINT24)
- #define Clear_VG_Mask 0xFF000000 // Clear_Colors: Clear VG Mask (UINT8)
- #define Clear_Stencil 0xFF // Clear_Colors: Clear Stencil (UINT8)
- /*macro Clear_Colors clearcolor, clearzs, clearvgmask, clearstencil { // Control ID Code: Clear Colors (R)
- db $72 // Control ID Code Byte: ID Code #114
- dd clearcolor // Control ID Data Record Double: Clear Color (2X RGBA8888 Or RGBA16161616) (Bit 0..63)
- dw (clearvgmask * $1000000) + clearzs // Control ID Data Record Word: Clear VG Mask (UINT8) (Bit 80..95), Clear ZS (UINT24) (Bit 64..79)
- db clearstencil // Control ID Data Record Byte: Clear Stencil (UINT8) (Bit 96..103)
- }*/
- int vc4_clear_colors(uint8_t* buf, uint32_t cc1, uint32_t cc2, uint32_t clearzs, uint8_t clearvgmask, uint8_t clearstencil){
- *((uint8_t*) (buf+0)) = 0x72;
- str32(buf+1, cc1);
- str32(buf+5, cc2);
- str32(buf+9, (clearvgmask * 0x1000000) + clearzs);
- *((uint8_t*) (buf+13)) = clearstencil;
- return 14;
- }
- /*macro Tile_Coordinates column, row { // Control ID Code: Tile Coordinates (R)
- db $73 // Control ID Code Byte: ID Code #115
- db column // Control ID Data Record Byte: Tile Column Number (INT8) (Bit 0..7)
- db row // Control ID Data Record Byte: Tile Row Number (INT8) (Bit 8..15)
- }
- */
- int vc4_tile_coordinates(uint8_t* buf, uint8_t col, uint8_t row) {
- *((uint8_t*)(buf+0)) = 0x73;
- *((uint8_t*)(buf+1)) = col;
- *((uint8_t*)(buf+2)) = row;
- return 3;
- }
- int vc4_shader_state_record(uint8_t* buf, uint8_t* frag_shader_addr) {
- *((uint8_t*) (buf+0)) = 0; // flags (0 = single threaded)
- *((uint8_t*) (buf+1)) = 0; // not used
- *((uint8_t*) (buf+2)) = 0; // num uniforms (not used?)
- *((uint8_t*) (buf+3)) = 0; // num varyings
-
- *((uint32_t*)(buf+4)) = (uint32_t)frag_shader_addr;
- *((uint32_t*)(buf+8)) = 0; // uniforms address
-
- return 12;
- }
- /*
- align 16 ; 128-Bit Align
- NV_SHADER_STATE_RECORD:
- db 0 ; Flag Bits: 0 = Fragment Shader Is Single Threaded, 1 = Point Size Included In Shaded Vertex Data, 2 = Enable Clipping, 3 = Clip Coordinates Header Included In Shaded Vertex Data
- db 6 * 4 ; Shaded Vertex Data Stride
- db 0 ; Fragment Shader Number Of Uniforms (Not Used Currently)
- db 3 ; Fragment Shader Number Of Varyings
- dw FRAGMENT_SHADER_CODE ; Fragment Shader Code Address
- dw 0 ; Fragment Shader Uniforms Address
- dw VERTEX_DATA ; Shaded Vertex Data Address (128-Bit Aligned If Including Clip Coordinate Header)
- */
- int vc4_nv_shader_state_record(uint8_t* buf, uint8_t* frag_shader_addr, uint8_t num_varyings, uint8_t vertex_stride, uint8_t* vertex_addr) {
- *((uint8_t*) (buf+0)) = 0; // flags (0 = single threaded)
- *((uint8_t*) (buf+1)) = vertex_stride; // Shaded Vertex Data Stride
- *((uint8_t*) (buf+2)) = 0; // num uniforms (not used?)
- *((uint8_t*) (buf+3)) = num_varyings; // num varyings
-
- *((uint32_t*)(buf+4)) = (uint32_t)frag_shader_addr;
- *((uint32_t*)(buf+8)) = 0; // uniforms address (unused)
- *((uint32_t*)(buf+12)) = (uint32_t)vertex_addr;
-
- return 16;
- }
- int vc4_vertex(uint8_t* buf, uint16_t x, uint16_t y) {
- *((uint16_t*)(buf+0)) = x * 16;
- *((uint16_t*)(buf+2)) = y * 16;
-
- return 4;
- }
- int vc4_flat_shader(uint8_t* buf, uint32_t rgba) {
- *((uint32_t*)(buf+0)) = 0x009e7000;
- *((uint32_t*)(buf+4)) = 0x100009E7;
- *((uint32_t*)(buf+8)) = rgba;
- *((uint32_t*)(buf+12)) = 0xe0020ba7;
- *((uint32_t*)(buf+16)) = 0x009e7000;
- *((uint32_t*)(buf+20)) = 0x500009e7;
- *((uint32_t*)(buf+24)) = 0x009e7000;
- *((uint32_t*)(buf+28)) = 0x300009e7;
- *((uint32_t*)(buf+32)) = 0x009e7000;
- *((uint32_t*)(buf+36)) = 0x100009E7;
- *((uint32_t*)(buf+40)) = 0x009e7000;
- *((uint32_t*)(buf+44)) = 0x100009E7;
- return 12*4;
- }
- int vc4_gouraud_shader(uint8_t* buf) {
- *((uint32_t*)(buf+0)) = 0x958E0DBF;
- *((uint32_t*)(buf+4)) = 0xD1724823; // mov r0, vary// mov r3.8d, 1.0
- *((uint32_t*)(buf+8)) = 0x818E7176;
- *((uint32_t*)(buf+12)) = 0x40024821; // fadd r0, r0, r5// mov r1, vary
- *((uint32_t*)(buf+16)) = 0x818E7376;
- *((uint32_t*)(buf+20)) = 0x10024862; // fadd r1, r1, r5// mov r2, vary
- *((uint32_t*)(buf+24)) = 0x819E7540;
- *((uint32_t*)(buf+28)) = 0x114248A3; // fadd r2, r2, r5// mov r3.8a, r0
- *((uint32_t*)(buf+32)) = 0x809E7009;
- *((uint32_t*)(buf+36)) = 0x115049E3; // nop// mov r3.8b, r1
- *((uint32_t*)(buf+40)) = 0x809E7012;
- *((uint32_t*)(buf+44)) = 0x116049E3; // nop// mov r3.8c, r2
- *((uint32_t*)(buf+48)) = 0x159E76C0;
- *((uint32_t*)(buf+52)) = 0x30020BA7; // mov tlbc, r3// nop// thrend
- *((uint32_t*)(buf+56)) = 0x009E7000;
- *((uint32_t*)(buf+60)) = 0x100009E7; // nop// nop// nop
- *((uint32_t*)(buf+64)) = 0x009E7000;
- *((uint32_t*)(buf+68)) = 0x500009E7; // nop// nop// sbdone
- return 72;
- }
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